| NSD | Nadamay Si Dunigan 
| Others |
| NSD | Name Server Daemon
| Others |
| NSD | Nampa School District
| Others |
| NSD | NASA Standard Detonator
| Others |
| NSD | Nasal Septal Deviation
| Others |
| NSD | Nation Safe Drivers
| Others |
| NSD | National School Data
| Others |
| NSD | National School District
| Others |
| NSD | National School of Development
| Others |
| NSD | National School of drama
| Others |
| NSD | National Security and Diplomacy
| Others |
| NSD | National Security Database
| Others |
| NSD | National Security Directive
| Others |
| NSD | National Security Directives
| Others |
| NSD | National Security Division
| Others |
| NSD | National Security Division (FBI)
| Others |
| NSD | National Signing Day
| Others |
| NSD | National Sportsmanship Day
| Others |
| NSD | National Street Drag
| Others |
| NSD | National Symposium for Debate
| Others |
| NSD | Naughtydog System inDex
| Others |
| NSD | Navy Support Data
| Others |
| NSD | Navy Support Date
| Others |
| NSD | Neighborhood Services Department
| Others |
| NSD | Neopost Security Device
| Others |
| NSD | Nero Super Video
| Others |
| NSD | Net Sales Direct
| Others |
| NSD | Netsurfer Digest
| Others |
| NSD | Netware Services Division
| Others |
| NSD | Network Security Deployment
| Others |
| NSD | Network Security Division
| Others |
| NSD | Network Service Daemon
| Others |
| NSD | Network Service Definition
| Others |
| NSD | Network Service Detection
| Others |
| NSD | Network Service Discovery
| Others |
| NSD | Network Shared Disk
| Others |
| NSD | Network Solutions Development
| Others |
| NSD | Network Systems Design
| Others |
| NSD | Neuro Stimulator Device
| Others |
| NSD | Never Say Die
| Others |
| NSD | Never Sell Dope
| Others |
| NSD | Never Stand Down
| Others |
| NSD | Never Stop Dreaming
| Others |
| NSD | New Service Development
| Others |
| NSD | New Spring Drive
| Others |
| NSD | News San Diego
| Others |
| NSD | Nice Steak Dinner
| Others |
| NSD | Nichts Su Danken
| Others |
| NSD | Nick Saban Day
| Others |
| NSD | Nightly Sketchy Drawings
| Others |
| NSD | Nik Soft Designs
| Others |
| NSD | No shear Droop
| Others |
| NSD | No Significant Defect
| Others |
| NSD | No Significant Difference
| Others |
| NSD | No significant differences
| Others |
| NSD | No Small Dreams
| Others |
| NSD | No Spend Day
| Others |
| NSD | No Spin Differential
| Others |
| NSD | No Such Date
| Others |
| NSD | NOAA Staff Directory
| Others |
| NSD | Non Secure Detention
| Others |
| NSD | Non Stop Drama
| Others |
| NSD | Non Subtractive Dither
| Others |
| NSD | Normal spontaneous delivery
| Others |
| NSD | North Star Dragway
| Others |
| NSD | Northshore School District
| Others |
| NSD | Norton Security Deluxe
| Others |
| NSD | Norton Speed Disk
| Others |
| NSD | Norton System Doctor
| Others |
| NSD | Not Significantly Different
| Others |
| NSD | Not Sufficient Data
| Others |
| NSD | Notes Server Diagnostic
| Others |
| NSD | Notes System Debugger
| Others |
| NSD | Notes System Diagnostic
| Others |
| NSD | Notes System Diagnostics
| Others |
| NSD | Novel Service Design
| Others |
| NSD | Novell Service Desk
| Others |
| NSD | Nuclear Science Division
| Others |
| NSD | Nuke Script Development
| Others |
| NSD | Number of Standard Deviations
| Others |
| NSD | Number of Successful Disambiguation
| Others |
| NSD | The Number Of Significant Digits
| Others |